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The day in spring when all of the girls shed their winter layers and let all of their assets show. Can be any day of the week, not necessarily Monday.
T-Monday is the day every guy looks forward to.

dude1: omg! look at the funbags on that one!
dude2: dude theyre the size of my head! T-Monday is offically here
dude1: SHIBBY!!
by PRICECHECK February 12, 2008
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